In the modern day, the internet is revolutionizing the spread of information
The advent of radio technology at the end of the 19th century revolutionized the spread of information.
is/it: passive voice
Raw materials are sent to factories in Southeast Asia, where the radio is assembled, and it is then transported across the pacific to either North America or Europe where the product is used.
Raw materials are sent to Southeast Asia to be assembled in large-scale factories and are then transported across the Pacific Ocean to either North America or Europe. There, the radio will be put onto store shelves to be bought be consumers.
The popular story is that widespread hysteria resulted from a misunderstanding that the radio drama was a news program, and that aliens were invading the Earth.
According to popular belief, widespread hysteria resulted from people mistaking the radio drama for an actual alien invasion being covered by a news program.
According to the BBC however,
The BBC states otherwise,